Inventor
CHANG CHENG-PIN
TW12 patents
Patents
12 patentsUS10637421B2Apr 28, 2020
Audio playback device and audio control circuit of the same
REALTEK SEMICONDUCTOR CORP2 citations71
US10204636B2Feb 12, 2019
Combo-plug detecting circuit and operational method thereof
REALTEK SEMICONDUCTOR CORP2 citations71
US10451659B2Oct 22, 2019
Detection circuit and associated detection method
REALTEK SEMICONDUCTOR CORP3 citations69
US11496847B1Nov 8, 2022
State detection device for use in an audio interface
REALTEK SEMICONDUCTOR CORP2 citations65
US11553276B2Jan 10, 2023
Audio codec circuit
REALTEK SEMICONDUCTOR CORP0 citations60
US10969853B2Apr 6, 2021
USB adapting circuit
REALTEK SEMICONDUCTOR CORP1 citations59
US11854643B2Dec 26, 2023
Signal processing system capable of performing voltage and frequency calibration
REALTEK SEMICONDUCTOR CORP0 citations50
US9419572B2Aug 16, 2016
Audio device and audio utilization method having haptic compensation function
REALTEK SEMICONDUCTOR CORP1 citations47
US9571916B2Feb 14, 2017
Audio codec with audio jack detection function and audio jack detection method
REALTEK SEMICONDUCTOR CORP1 citations46
US9438983B2Sep 6, 2016
Signal processing circuit and associated signal processing method applied to headset
REALTEK SEMICONDUCTOR CORP0 citations39
US9645624B2May 9, 2017
Electronic apparatus, functional unit, and power-down method thereof
REALTEK SEMICONDUCTOR CORP0 citations37
US10149081B2Dec 4, 2018
Headphone amplifier circuit for headphone driver, operation method thereof, and USB interfaced headphone device using the same
REALTEK SEMICONDUCTOR CORP0 citations33